General

  • Target

    installer3.exe

  • Size

    62.5MB

  • Sample

    250201-w8hvzawrfn

  • MD5

    4c7a118d52a8085b27ba6adbbf8b319f

  • SHA1

    2bc99901e41cea3c38688ee946c3c324a72a7af4

  • SHA256

    807791fd5f44f0b96c2c3afac1477bf3ded4fe40c2479d84f22b0c40df0fec3e

  • SHA512

    d673344a02500eb4082ddd7593e4e351fd8a56f77844d1e69c5b41c1d5aa28323329aacbf0350c83e300e8c6a992fa7b4a9661e764a1308729945c488592fba1

  • SSDEEP

    1572864:C5+ynVfeK9AHadZkQd9cYrL6on7dRBlDdI39FjuowqqSBvnvD:C+ynVJ9Hk4Gs7dRvdcfCwvD

Malware Config

Extracted

Family

xred

C2

xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Targets

    • Target

      installer3.exe

    • Size

      62.5MB

    • MD5

      4c7a118d52a8085b27ba6adbbf8b319f

    • SHA1

      2bc99901e41cea3c38688ee946c3c324a72a7af4

    • SHA256

      807791fd5f44f0b96c2c3afac1477bf3ded4fe40c2479d84f22b0c40df0fec3e

    • SHA512

      d673344a02500eb4082ddd7593e4e351fd8a56f77844d1e69c5b41c1d5aa28323329aacbf0350c83e300e8c6a992fa7b4a9661e764a1308729945c488592fba1

    • SSDEEP

      1572864:C5+ynVfeK9AHadZkQd9cYrL6on7dRBlDdI39FjuowqqSBvnvD:C+ynVJ9Hk4Gs7dRvdcfCwvD

    • Xred

      Xred is backdoor written in Delphi.

    • Xred family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Creates new service(s)

    • Modifies Windows Firewall

    • Stops running service(s)

    • Suspicious Office macro

      Office document equipped with macros.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks